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Analysis

  • max time kernel
    92s
  • max time network
    95s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    11/09/2024, 00:03

General

  • Target

    9882ed7ffa099d237a516d29f93cbbb9a88fb451d7bb45ff469721aac04cd213.exe

  • Size

    315KB

  • MD5

    e496b2bc071d4df882ee652afa8dbc51

  • SHA1

    a7cf3d1bd6a7e7f3abe20c2936365bf12dba7481

  • SHA256

    9882ed7ffa099d237a516d29f93cbbb9a88fb451d7bb45ff469721aac04cd213

  • SHA512

    512bcdb4a7eb94d76e3e92850c684506b9761599c5383bc2a07d7e21ce1b6834b7e61a3b10a09ee29028cc6f82da97b5e575de1cb6a8f90d8d1d2af1f9613319

  • SSDEEP

    6144:dRYFYWDZ4cdgIkmO4NXfz+PuQTdJJOxq:dkYWDZ4cLkmOSXbShdJJOxq

Malware Config

Extracted

Family

gcleaner

C2

80.66.75.114

45.91.200.135

Signatures

  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Downloads MZ/PE file
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 10 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9882ed7ffa099d237a516d29f93cbbb9a88fb451d7bb45ff469721aac04cd213.exe
    "C:\Users\Admin\AppData\Local\Temp\9882ed7ffa099d237a516d29f93cbbb9a88fb451d7bb45ff469721aac04cd213.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4712
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 472
      2⤵
      • Program crash
      PID:2248
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 788
      2⤵
      • Program crash
      PID:4632
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 840
      2⤵
      • Program crash
      PID:4100
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 788
      2⤵
      • Program crash
      PID:2968
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 868
      2⤵
      • Program crash
      PID:3884
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 976
      2⤵
      • Program crash
      PID:2216
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 1084
      2⤵
      • Program crash
      PID:4836
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 1368
      2⤵
      • Program crash
      PID:4316
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 1648
      2⤵
      • Program crash
      PID:3216
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /im "9882ed7ffa099d237a516d29f93cbbb9a88fb451d7bb45ff469721aac04cd213.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\9882ed7ffa099d237a516d29f93cbbb9a88fb451d7bb45ff469721aac04cd213.exe" & exit
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1412
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /im "9882ed7ffa099d237a516d29f93cbbb9a88fb451d7bb45ff469721aac04cd213.exe" /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1608
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 488
      2⤵
      • Program crash
      PID:3620
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4712 -ip 4712
    1⤵
      PID:4784
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4712 -ip 4712
      1⤵
        PID:2684
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4712 -ip 4712
        1⤵
          PID:3116
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4712 -ip 4712
          1⤵
            PID:4236
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4712 -ip 4712
            1⤵
              PID:3496
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4712 -ip 4712
              1⤵
                PID:2948
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4712 -ip 4712
                1⤵
                  PID:4140
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 4712 -ip 4712
                  1⤵
                    PID:3112
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 380 -p 4712 -ip 4712
                    1⤵
                      PID:3752
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4712 -ip 4712
                      1⤵
                        PID:2060

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\01ME7Y5O\download[1].htm

                        Filesize

                        1B

                        MD5

                        cfcd208495d565ef66e7dff9f98764da

                        SHA1

                        b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

                        SHA256

                        5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

                        SHA512

                        31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

                      • memory/4712-1-0x0000000002E00000-0x0000000002F00000-memory.dmp

                        Filesize

                        1024KB

                      • memory/4712-2-0x00000000049B0000-0x00000000049EB000-memory.dmp

                        Filesize

                        236KB

                      • memory/4712-3-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/4712-9-0x0000000010000000-0x000000001001C000-memory.dmp

                        Filesize

                        112KB

                      • memory/4712-12-0x0000000002E00000-0x0000000002F00000-memory.dmp

                        Filesize

                        1024KB

                      • memory/4712-15-0x00000000049B0000-0x00000000049EB000-memory.dmp

                        Filesize

                        236KB

                      • memory/4712-14-0x0000000000400000-0x0000000002B6F000-memory.dmp

                        Filesize

                        39.4MB

                      • memory/4712-16-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/4712-30-0x0000000000400000-0x0000000002B6F000-memory.dmp

                        Filesize

                        39.4MB

                      • memory/4712-37-0x0000000000400000-0x000000000043F000-memory.dmp

                        Filesize

                        252KB

                      • memory/4712-36-0x0000000000400000-0x0000000002B6F000-memory.dmp

                        Filesize

                        39.4MB